US3134515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leak detector apparatus
Assignee: NUCLEAR PRODUCTS CO
•
Filing: 1961-03-23
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Granted: 1964-05-26
•
Expires: 1981-03-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Francis J Callahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:56
CPC Classifications
B; B65; B65D; B65D25/00; B65D25/38; B65D25/40; B65D25/48; G; G01; G01M; G01M3/00; G01M3/02; G01M3/04; F; F16; F16L; F16L2101/00; F16L2101/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A DEVICE ADAPTED TO BE USED FOR DETECTING LEAKS IN A FLUID LINE COMPRISING A COLLAPSIBLE CONTAINER MEANS HAVING A NECK PORTION WITH A CYLINDRICAL BORE THEREIN, SAID BORE TERMINATING IN A FRUSTO CONICAL MOUTH PORTION, THREAD MEANS ON SAID NECK, FLANGED STOPPER MEANS INSERTED IN SAID BORE, AN ANNULAR PROTRUDING RIB DISPOSED WITHIN THE PERIPHERY OF SAID FLANGE FOR SEALINGLY ENGAGING THE BOTTOM OF A CAP, APERTURE MEANS DISPOSED WITHIN THE CONFINES OF SAID ANNULAR RIB AND EXTENDING THROUGH SAID STOPPER, A TUBULAR SUPPORTING WALL WITHIN SAID STOPPER MEANS IN COMMUNICATION WITH SAID APERTURE, THE BORE OF SAID TUBULAR SUPPORTING WALL HAVING RADIALLY INWARDLY PROTRUDING LONGITUDINALLY EXTENDING RIDGES, AN ELONGATED FLEXIBLE TUBE WITH DIAGONALLY CUT ENDS SLIDABLY
Claim 2
Independent Claim
118 words
A DEVICE ADAPTED TO BE USED FOR DETECTING LEAKS IN A FLUID LINE COMPRISING A COLLAPSIBLE CONTAINER MEANS HAVING A NECK PORTION WITH A CYLINDRICAL BORE THEREIN, SAID BORE TERMINATING IN A FRUSTO CONICAL MOUTH PORTION, THREAD MEANS ON SAID NECK, FLANGED STOPPER MEANS INSERTED IN SAID BORE, AN ANNULAR PROTRUDING RIB DISPOSED WITHIN THE PERIPHERY OF SAID FLANGE FOR SEALINGLY ENGAGING THE BOTTOM OF A CAP, APERTURE MEANS DISPOSED WITHIN THE CONFINES OF SAID ANNULAR RIB AND EXTENDING THROUGH SAID STOPPER, A TUBULAR SUPPORTING WALL WITHIN SAID STOPPER MEANS IN COMMUNICATION WITH SAID APERTURE, THE BORE OF SAID TUBULAR SUPPORTING WALL HAVING RADIALLY INWARDLY PROTRUDING LONGITUDINALLY EXTENDING RIDGES, AN ELONGATED FLEXIBLE TUBE WITH DIAGONALLY CUT ENDS SLIDABLY
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |